C++ setAutoDelete函数代码示例

void
GeoImageList::clear()
{
  setAutoDelete(TRUE);
  QDict < GeoImage >::clear();
  list_.clear();
  setAutoDelete(FALSE);
  minMaxResUptodate_ = false;
}

void TreeLeaf::setInitialSettings(int i_parent_id, const QString &str_name, int i_tree_id)
{
    setAutoDelete(false); //do not delete instance of the object after the "run" execution
    setItemColor();
    //
    m_iParentID = i_parent_id;  // id of the parent node (id_parent_node). For the trop-levels node it is 0
    //
    m_iDBTreeID = i_tree_id;
    //
    this->setText(0, str_name);
    //
    m_strDatabaseNodeName = str_name;
    //
    //if (0 == m_iParentID)
        this->setFlags(Qt::ItemIsEnabled|Qt::ItemIsSelectable|Qt::ItemIsEditable);
    //else
    //    this->setFlags(Qt::ItemIsEnabled|Qt::ItemIsSelectable|Qt::ItemIsEditable/*|Qt::ItemIsDropEnabled|Qt::ItemIsDragEnabled*/);
    //
    //no attachments requested yet.
    //
    m_bIsAttachmentRequestedAlready = false;
    //
    //force delete is disabled
    //
    m_bForceDelete = false;
}

TreeDiagram::TreeDiagram(ClassDef *root,bool doBases)
{
  setAutoDelete(TRUE); 
  DiagramRow *row=new DiagramRow(this,0);
  append(row);
  row->insertClass(0,root,doBases,Public,Normal,0);
}

bool qtractorInsertPluginCommand::undo (void)
{
	qtractorPlugin *pPlugin = plugins().first();
	if (pPlugin == NULL)
		return false;

	qtractorSession *pSession = qtractorSession::getInstance();
	if (pSession == NULL)
		return false;

	// Save the previous track alright...
	qtractorPluginList *pPluginList = pPlugin->list();
	if (pPluginList == NULL)
		return false;

//	pSession->lock();

	qtractorPlugin *pNextPlugin = pPlugin->next();

	// Insert it...
	pPluginList->removePlugin(pPlugin);

	// Swap it nice, finally.
	m_pNextPlugin = pNextPlugin;

	// Whether to allow the disposal of the plugin reference.
	setAutoDelete(true);

//	pSession->unlock();

	return true;
}

ScatterPlot::ScatterPlot(Context *context) : context(context)
{
    setAutoDelete(false); // no don't delete on detach !
    curve = NULL;
    curve2 = NULL;
    hover = NULL;
    hover2 = NULL;
    grid = NULL;
    ride = NULL;
    static_cast<QwtPlotCanvas*>(canvas())->setFrameStyle(QFrame::NoFrame);

    setAxisMaxMinor(xBottom, 0);
    setAxisMaxMinor(yLeft, 0);

    QwtScaleDraw *sd = new QwtScaleDraw;
    sd->setTickLength(QwtScaleDiv::MajorTick, 3);
    setAxisScaleDraw(QwtPlot::xBottom, sd);

    sd = new QwtScaleDraw;
    sd->setTickLength(QwtScaleDiv::MajorTick, 3);
    sd->enableComponent(QwtScaleDraw::Ticks, false);
    sd->enableComponent(QwtScaleDraw::Backbone, false);
    setAxisScaleDraw(QwtPlot::yLeft, sd);

    connect(context, SIGNAL(configChanged(qint32)), this, SLOT(configChanged(qint32)));
    connect(context, SIGNAL(intervalHover(IntervalItem*)), this, SLOT(intervalHover(IntervalItem*)));

    // lets watch the mouse move...
    new mouseTracker(this);

    configChanged(CONFIG_APPEARANCE | CONFIG_GENERAL); // use latest wheelsize/cranklength and colors
}

Generic_Extractor::Generic_Extractor(void* z_context, const std::string& z_output_uri, const QString& file_path) : QRunnable()
{
	error.calling_method = "Generic_Extractor::Generic_Extractor";

	if ( z_context == NULL ) {
		error.msg = "z_context is NULL";

		throw error;;
	}

	if ( z_output_uri.empty() == true) {
		error.msg = "z_output_uri is empty";
		throw error;
	}

	if ( file_path.isEmpty() == true ) {
		error.msg = "file_path is empty";
		throw error;
	}

	zmq_context	= (zmq::context_t*) z_context;
	zmq_output_uri = z_output_uri;
	file = file_path;

	setAutoDelete(true);

	if ( autoDelete() == false ) {
		error.msg = "Cannot set autoDelete option";
		throw error;
	}
}

CoreAttributesList::~CoreAttributesList()
{
    if (autoDelete())
    {
        /* We need to make sure that the CoreAttributes are first removed from
         * the list and then deleted. */
        setAutoDelete(false);
        while (!isEmpty())
        {
            CoreAttributes* tp = getFirst();
            removeRef(tp);
            delete tp;
        }
        setAutoDelete(true);
    }
}

void DUChainControlFlowJob::init(const QString &jobName)
{
    setObjectName(i18n("Generating control flow graph for %1", jobName));
    setCapabilities(Killable);    
    setAutoDelete(false);
    ICore::self()->uiController()->registerStatus(this);
}

/*!
 * \brief SimulationManager::SimulationManager
 */
SimulationManager::SimulationManager() :
    masterRef( Master::getInstance() ),
    slaveRef( Slave::getInstance() ),
    environmentRef( Environment::getInstance() )
{
    setAutoDelete( false );
}

TPtrList::TPtrList(){
	setAutoDelete(true);
	first = 0;
	last = 0;
	current = 0;
	count = 0;
}

EQPacketOPCode::EQPacketOPCode(uint16_t opcode, const QString& name)
  : m_opcode(opcode),
    m_implicitLen(0),
    m_name(name)
{
  setAutoDelete(true);
}

ScannerTask::ScannerTask(LibraryScanner* pScanner,
                         const ScannerGlobalPointer scannerGlobal)
        : m_pScanner(pScanner),
          m_scannerGlobal(scannerGlobal),
          m_success(false) {
    setAutoDelete(true);
}

Feed::Feed(RootItem *parent)
  : RootItem(parent), m_url(QString()), m_status(Normal), m_autoUpdateType(DefaultAutoUpdate),
    m_autoUpdateInitialInterval(DEFAULT_AUTO_UPDATE_INTERVAL), m_autoUpdateRemainingInterval(DEFAULT_AUTO_UPDATE_INTERVAL),
    m_totalCount(0), m_unreadCount(0) {
  setKind(RootItemKind::Feed);
  setAutoDelete(false);
}

/*!
  The constructor registers the QmvClass parent class, and populates itself
  with relevant QmvTupleAttribute objects.

  \param parent The parent class.
*/
QmvTuple::QmvTuple( QmvTuple * t )
{
    parent_class = t->parent_class;
    QDictIterator<QmvTupleAttribute> it_attribute(*t);
    while (it_attribute.current() )
    {
        QmvTupleAttribute * old_ta = it_attribute.current();
        QmvTupleAttribute * new_ta = new QmvTupleAttribute( this, old_ta->metaAttribute() );
            // do not copy unique indexes or system attributes
        if ( old_ta->accessMethod() != QmvAttribute::SystemAccess )
        {
                // Text primary keys can be munged, otherwise clear them
                // Non-key attributes are copied.
            if ( old_ta->attributeName() == parent_class->primaryKey() ||
                 old_ta->attributeName() == parent_class->userKey() )
                if ( old_ta->attributeType() == "text" )
                    new_ta->update( QString( "%1_COPY" ).arg(old_ta->currentValue()) );
                else
                    new_ta->update( QString( "" ) );
            else
                new_ta->update( old_ta->currentValue() );
        }
        insert( it_attribute.currentKey(), (QmvTupleAttribute *) new_ta);
        ++it_attribute;
    }
    setAutoDelete( TRUE );
    
}

bool KJob::exec()
{
    Q_D(KJob);
    // Usually this job would delete itself, via deleteLater() just after
    // emitting result() (unless configured otherwise). Since we use an event
    // loop below, that event loop will process the deletion event and we'll
    // have been deleted when exec() returns. This crashes, so temporarily
    // suspend autodeletion and manually do it afterwards.
    const bool wasAutoDelete = isAutoDelete();
    setAutoDelete( false );

    Q_ASSERT( ! d->eventLoop );

    QEventLoop loop( this );
    d->eventLoop = &loop;

    start();
    if( !d->isFinished ) {
        d->eventLoop->exec(QEventLoop::ExcludeUserInputEvents);
    }
    d->eventLoop = 0;

    if ( wasAutoDelete ) {
        deleteLater();
    }
    return ( d->error == NoError );
}